| amp(noun, speaker) | |
| megaphone(noun, speaker, mike, loudspeaker) | |
| transistor hearing aid(expression, idiom) | |
| electronic hearing aid(expression, idiom) | |
| loudspeaker(noun, speaker, megaphone) | |
| radar(noun, electricity) | |
| speaker(noun, electricity, megaphone, mike, loudspeaker) | |
| aggrandizer | |
| tube(noun, electricity) | |
| vacuum-tube hearing aid(expression, idiom) | |
| bullhorn(noun, speaker, megaphone, loudspeaker) | |
| computer(noun, electricity) | |
| discriminator(noun, feature, difference, choice, selection) | |
| loudhailer(noun, megaphone, loudspeaker) | |
| enlarger | |
| expander | |
| extender | |
| increaser | |
| magnifier | |
| microphone(noun, electricity) |
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| APA | Smart Define. (2015). amplifier thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/amplifier/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "amplifier thesaurus" https://smartdefine.org/amplifier/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, amplifier thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/amplifier/thesaurus/synonyms>. |
| MLA | Smart Define. "amplifier thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/amplifier/thesaurus/synonyms> |